HealthcareDiscovery.AI / Doctors / California / Grass Valley / Internal Medicine

Internal Medicine in Grass Valley, California

Data updated monthly · Last refresh September 2026

22 Internal Medicine providers practice in Grass Valley. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Grass Valley

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Andrew Ing, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 263-3770
Dr. Charles Shang, MD
Grass Valley, CA · $244 in drug and device payments (2025) · Telehealth · (530) 272-8452
Dr. Christine Newsom, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 477-4480
Dr. Eric Holtrop, M.D.
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 477-4480
Dr. Fouzia Godil, M.D.
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 273-3377
Dr. Ganesh Kulkarni, M.D;
Grass Valley, CA · No drug or device payments recorded (2025) · (508) 654-5160
Dr. Jacob Kopp, M.D.
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 274-6761
Dr. Jane Ragan
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 272-9770
Dr. Jonathan Pierce, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 273-9992
Dr. Kisha Hughes, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 477-4480
Dr. Mehwish Khan, MD
Grass Valley, CA · No drug or device payments recorded (2025) · Telehealth · (530) 274-6600
Dr. Michael Andya, M.D.
Grass Valley, CA · $14 in drug and device payments (2025) · Telehealth · (530) 273-2221
Dr. Michelle-linh Nguyen, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 552-1039
Dr. Nancy Bleile, MD
Grass Valley, CA · $40 in drug and device payments (2025) · (530) 274-5020
Dr. Nicholas Browning, M.D.
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 228-1690
Dr. Peter Yaholkovsky, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 305-2660
Dr. Rajpreet Grewal, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 274-6761
Dr. Sherilynn Cooke, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 265-1450
Dr. Simon Chan, M.D.
Grass Valley, CA · $418 in drug and device payments (2025) · (530) 477-9100
Dr. Stuart Campbell, M.D.
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 274-6085
Dr. Thomas Kanomata, MD
Grass Valley, CA · No drug or device payments recorded (2025) · Telehealth · (530) 477-4480
Dr. Walter Miller, MD
Grass Valley, CA · No drug or device payments recorded (2025) · (530) 268-8778

Conditions Internal Medicine providers in Grass Valley, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Grass Valley, California?

There are 22 Internal Medicine providers with active NPI records practicing in Grass Valley, according to federal NPPES data refreshed monthly.

What conditions do Internal Medicine providers in Grass Valley treat?

Internal Medicine providers in Grass Valley commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Grass Valley Internal Medicine across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.